package com.jzkj.gyxg.common;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

/**
 * Spring容器工具类
 * @author lv
 *
 */
@Component("springContextUtils")
public class SpringContextUtils implements ApplicationContextAware {
	/**
	 * Spring应用上下文环境
	 */
	private static ApplicationContext applicationContext;

	/**
	 * 实现ApplicationContextAware接口的回调方法，设置上下文环境
	 * 
	 * @param applicationContext
	 */
	public void setApplicationContext(ApplicationContext applicationContext) {
		SpringContextUtils.applicationContext = applicationContext;
	}

	/**
	 * @return ApplicationContext
	 */
	public static ApplicationContext getApplicationContext() {
		return applicationContext;
	}

	/**
	 * 获取对象
	 * 
	 * @param name
	 * @return Object
	 * @throws BeansException
	 */
	public static Object getBean(String name) throws BeansException {
		return applicationContext.getBean(name);
	}
	
	/**
	 * 根据class获取对应的bean对象
	 * @param clz
	 * @return
	 */
	public static Object getBean(Class<?> clz){
		return applicationContext.getBean(clz);
	}
}